Overview
The TLE2062CDG4 is a low-power JFET-input operational amplifier from Texas Instruments, part of the TLE206x series. This series doubles the bandwidth of the earlier TL06x and TL03x BiFET families without significantly increasing power consumption. The TLE2062CDG4 is manufactured using the Texas Instruments Excalibur process, which delivers a lower noise floor compared to earlier generations. It features on-chip zener trimming of offset voltage, making it suitable for precision grades in dc-coupled applications. The device is pin-compatible with other TI BiFETs and can be used to enhance the performance of existing circuits or reduce power consumption in various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | 8-SOIC (0.154", 3.90mm width) | |
| Operating Temperature Range | -40°C to 85°C | °C |
| Supply Voltage, Single/Dual | 7 V ~ 36 V, ±3.5 V ~ 18 V | V |
| Supply Current | 290 µA/Ch Typ | µA |
| Input Bias Current | 4 pA | pA |
| Output Current per Channel | 80 mA | mA |
| Gain Bandwidth Product | 2 MHz | MHz |
| Slew Rate | 3.4 V/µs | V/µs |
| Input Offset Voltage | 900 µV | µV |
| Lead Free Status / RoHS Status | Lead Free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Doubles the bandwidth (2 MHz) of the TL06x and TL03x operational amplifiers without significantly increasing power consumption.
- Low supply current: 290 µA/Ch Typ.
- On-chip offset voltage trimming for improved DC performance.
- High output drive, specified into 100-Ω loads.
- Lower noise floor than earlier generations of low-power BiFETs.
- Inherently higher input impedance due to JFET-input transistors.
- Pin-compatible with other TI BiFETs, allowing for easy upgrades or power reduction in existing circuits.
Applications
The TLE2062CDG4 is suitable for a variety of applications due to its high output drive, low power consumption, and improved DC performance. Key applications include:
- Interfacing with high-impedance sensors or very low-level AC signals.
- Driving transformer loads in modems and other applications requiring good AC characteristics.
- DC-coupled applications where precision is crucial.
- Low-voltage and single-supply systems, although for such systems, Texas Instruments' LinCMOS families (TLC- and TLV-prefixes) are also recommended.
Q & A
- What is the primary advantage of the TLE2062CDG4 over earlier BiFET operational amplifiers?
The TLE2062CDG4 doubles the bandwidth of earlier TL06x and TL03x BiFET families without significantly increasing power consumption.
- What is the typical supply current of the TLE2062CDG4?
The typical supply current is 290 µA per channel.
- What is the input bias current of the TLE2062CDG4?
The input bias current is 4 pA.
- What is the gain bandwidth product of the TLE2062CDG4?
The gain bandwidth product is 2 MHz.
- What is the slew rate of the TLE2062CDG4?
The slew rate is 3.4 V/µs.
- Is the TLE2062CDG4 lead-free and RoHS compliant?
- What is the operating temperature range of the TLE2062CDG4?
The operating temperature range is -40°C to 85°C.
- Can the TLE2062CDG4 be used in single-supply systems?
Yes, but care must be taken to observe common-mode input voltage limits and output swing. DC biasing of the input signal is required, and loads should be terminated to a virtual ground node at mid-supply.
- What are some recommended alternatives for low-voltage and single-supply systems?
Texas Instruments' LinCMOS families (TLC- and TLV-prefixes) are recommended for low-voltage and single-supply systems.
- What is the moisture sensitivity level (MSL) of the TLE2062CDG4?
The MSL is 1 (Unlimited).
